Sungrow SG125HV/SG125HV-20 Error 548-563: String x output current anomaly

Solar inverter · taken from the manufacturer’s manual, pages cited

Fault code548-563

The output current from one of the modules on this Sungrow SG125HV/SG125HV-20 inverter is showing an anomaly. The manual's first action is: “1. Check whether the corresponding module is sheltered. If so, remove the shelter and ensure module cleanness.”

Model
Sungrow SG125HV/SG125HV-20
Display shows
String x output current anomaly (548-563)
Type
Fault code
Source
Manual p. 86

What 548-563 means

String x output current anomaly p. 86

Common causes

  • Check whether the corresponding module is sheltered. If so, remove the shelter and ensure module cleanness. p. 86
  • Check the module for abnormal aging. p. 86
  • If the fault is not caused by the foregoing reasons and still exists p. 86

What to do

  1. 1. Check whether the corresponding module is sheltered. If so, remove the shelter and ensure module cleanness. p. 86
  2. 2. Check the module for abnormal aging. p. 86
  3. 3. If the fault is not caused by the foregoing reasons and still exists, contact Sungrow Service. p. 86

Before you service the product, read the safety instructions in the manual p. 5.

If 548-563 is still not resolved

  • Refer Servicing To Qualified Service Personnel. p. 5
    “Refer Servicing To Qualified Service Personnel.”
  • Check user manual before service! p. 5
    “Check user manual before service!”
Open the manual at page 86 All SG125HV/SG125HV-20 error codes Manual details & download

This page summarises what the manufacturer’s manual says about 548-563; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Sungrow. Found a mistake? Report an error.